Looks like it takes an integer. Â You could do something like this and work with the objects as desired (e.g. select -expandproperty Title, work with the self property, etc). Â For example:
And, to directly answer your question, there is no programmatic way of listing the integers that it will accept. You’ll have to guess, or do as suggested and see what exists on your system. That’s an old COM object and doesn’t provide a lot of discoverability.